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74dc3bca | 1 | import { HLS_STREAMING_PLAYLIST_DIRECTORY, P2P_MEDIA_LOADER_PEER_VERSION, WEBSERVER } from '../initializers/constants' |
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2 | import { join } from 'path' |
3 | import { getVideoFileFPS, transcode } from '../helpers/ffmpeg-utils' | |
4 | import { ensureDir, move, remove, stat } from 'fs-extra' | |
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5 | import { logger } from '../helpers/logger' |
6 | import { VideoResolution } from '../../shared/models/videos' | |
7 | import { VideoFileModel } from '../models/video/video-file' | |
8 | import { VideoModel } from '../models/video/video' | |
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9 | import { updateMasterHLSPlaylist, updateSha256Segments } from './hls' |
10 | import { VideoStreamingPlaylistModel } from '../models/video/video-streaming-playlist' | |
11 | import { VideoStreamingPlaylistType } from '../../shared/models/videos/video-streaming-playlist.type' | |
6dd9de95 | 12 | import { CONFIG } from '../initializers/config' |
098eb377 | 13 | |
9f1ddd24 | 14 | async function optimizeVideofile (video: VideoModel, inputVideoFileArg?: VideoFileModel) { |
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15 | const videosDirectory = CONFIG.STORAGE.VIDEOS_DIR |
16 | const newExtname = '.mp4' | |
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17 | |
18 | const inputVideoFile = inputVideoFileArg ? inputVideoFileArg : video.getOriginalFile() | |
19 | const videoInputPath = join(videosDirectory, video.getVideoFilename(inputVideoFile)) | |
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20 | const videoTranscodedPath = join(videosDirectory, video.id + '-transcoded' + newExtname) |
21 | ||
22 | const transcodeOptions = { | |
23 | inputPath: videoInputPath, | |
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24 | outputPath: videoTranscodedPath, |
25 | resolution: inputVideoFile.resolution | |
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26 | } |
27 | ||
28 | // Could be very long! | |
29 | await transcode(transcodeOptions) | |
30 | ||
31 | try { | |
32 | await remove(videoInputPath) | |
33 | ||
34 | // Important to do this before getVideoFilename() to take in account the new file extension | |
35 | inputVideoFile.set('extname', newExtname) | |
36 | ||
37 | const videoOutputPath = video.getVideoFilePath(inputVideoFile) | |
f481c4f9 | 38 | await move(videoTranscodedPath, videoOutputPath) |
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39 | const stats = await stat(videoOutputPath) |
40 | const fps = await getVideoFileFPS(videoOutputPath) | |
41 | ||
42 | inputVideoFile.set('size', stats.size) | |
43 | inputVideoFile.set('fps', fps) | |
44 | ||
45 | await video.createTorrentAndSetInfoHash(inputVideoFile) | |
46 | await inputVideoFile.save() | |
47 | } catch (err) { | |
48 | // Auto destruction... | |
49 | video.destroy().catch(err => logger.error('Cannot destruct video after transcoding failure.', { err })) | |
50 | ||
51 | throw err | |
52 | } | |
53 | } | |
54 | ||
09209296 | 55 | async function transcodeOriginalVideofile (video: VideoModel, resolution: VideoResolution, isPortrait: boolean) { |
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56 | const videosDirectory = CONFIG.STORAGE.VIDEOS_DIR |
57 | const extname = '.mp4' | |
58 | ||
59 | // We are sure it's x264 in mp4 because optimizeOriginalVideofile was already executed | |
60 | const videoInputPath = join(videosDirectory, video.getVideoFilename(video.getOriginalFile())) | |
61 | ||
62 | const newVideoFile = new VideoFileModel({ | |
63 | resolution, | |
64 | extname, | |
65 | size: 0, | |
66 | videoId: video.id | |
67 | }) | |
09209296 | 68 | const videoOutputPath = join(CONFIG.STORAGE.VIDEOS_DIR, video.getVideoFilename(newVideoFile)) |
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69 | |
70 | const transcodeOptions = { | |
71 | inputPath: videoInputPath, | |
72 | outputPath: videoOutputPath, | |
73 | resolution, | |
09209296 | 74 | isPortraitMode: isPortrait |
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75 | } |
76 | ||
77 | await transcode(transcodeOptions) | |
78 | ||
79 | const stats = await stat(videoOutputPath) | |
80 | const fps = await getVideoFileFPS(videoOutputPath) | |
81 | ||
82 | newVideoFile.set('size', stats.size) | |
83 | newVideoFile.set('fps', fps) | |
84 | ||
85 | await video.createTorrentAndSetInfoHash(newVideoFile) | |
86 | ||
87 | await newVideoFile.save() | |
88 | ||
89 | video.VideoFiles.push(newVideoFile) | |
90 | } | |
91 | ||
09209296 | 92 | async function generateHlsPlaylist (video: VideoModel, resolution: VideoResolution, isPortraitMode: boolean) { |
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93 | const baseHlsDirectory = join(HLS_STREAMING_PLAYLIST_DIRECTORY, video.uuid) |
94 | await ensureDir(join(HLS_STREAMING_PLAYLIST_DIRECTORY, video.uuid)) | |
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95 | |
96 | const videoInputPath = join(CONFIG.STORAGE.VIDEOS_DIR, video.getVideoFilename(video.getOriginalFile())) | |
97 | const outputPath = join(baseHlsDirectory, VideoStreamingPlaylistModel.getHlsPlaylistFilename(resolution)) | |
98 | ||
99 | const transcodeOptions = { | |
100 | inputPath: videoInputPath, | |
101 | outputPath, | |
102 | resolution, | |
103 | isPortraitMode, | |
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104 | |
105 | hlsPlaylist: { | |
106 | videoFilename: VideoStreamingPlaylistModel.getHlsVideoName(video.uuid, resolution) | |
107 | } | |
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108 | } |
109 | ||
110 | await transcode(transcodeOptions) | |
111 | ||
112 | await updateMasterHLSPlaylist(video) | |
113 | await updateSha256Segments(video) | |
114 | ||
6dd9de95 | 115 | const playlistUrl = WEBSERVER.URL + VideoStreamingPlaylistModel.getHlsMasterPlaylistStaticPath(video.uuid) |
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116 | |
117 | await VideoStreamingPlaylistModel.upsert({ | |
118 | videoId: video.id, | |
119 | playlistUrl, | |
6dd9de95 | 120 | segmentsSha256Url: WEBSERVER.URL + VideoStreamingPlaylistModel.getHlsSha256SegmentsStaticPath(video.uuid), |
09209296 | 121 | p2pMediaLoaderInfohashes: VideoStreamingPlaylistModel.buildP2PMediaLoaderInfoHashes(playlistUrl, video.VideoFiles), |
594d0c6a | 122 | p2pMediaLoaderPeerVersion: P2P_MEDIA_LOADER_PEER_VERSION, |
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123 | |
124 | type: VideoStreamingPlaylistType.HLS | |
125 | }) | |
126 | } | |
127 | ||
098eb377 | 128 | export { |
09209296 | 129 | generateHlsPlaylist, |
edb4ffc7 | 130 | optimizeVideofile, |
30842128 | 131 | transcodeOriginalVideofile |
098eb377 | 132 | } |